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4820-00-494-0638

Valve Stem

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Official Item Classification

Name
Valve Stem
(NSN) National Stock Number
4820-00-494-0638
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
77777
(FIIG) Federal Item Identification Guide
A23900
Date
10/07/1970 (55 years ago)

zzzy criticality code justification, material will be in accordance with navicp mech; activity hx quality control, manufacturing and testing specifications. reference number differentiating characteristics

Specs & Compatibility

Criticality Code Justification

zzzy

Reference Number Differentiating Characteristics

material will be in accordance with navicp mech; activity hx quality control, manufacturing and testing specifications.

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

Criticality Code
Y

The item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restrictions or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

1572214

Related Hardware Products

Part Number Description
820-2179086PC2 Valve Stem

Frequently Asked Questions

What is the FSCG of the NSN 4820-00-494-0638?
The FSCG of the NSN 4820-00-494-0638 is 4820
Does the NSN 4820-00-494-0638 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-00-494-0638 require demilitarization?
Usml or ccl military items - demil required. Item managers,, equipment specialists, or product specialists must furnish special demilinstructions. (note 3).
Does NSN 4820-00-494-0638 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-494-0638 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 4820-00-494-0638 was assigned to the Federal Catalog?
It was assigned 55 years ago, on Wed, Oct 7, 1970